rapidity
UK/rә'piditi/US
六级B1
释义
n.
The quality of being rapid; swiftness, speed.
迅速;急速。
词根拆分
词根派生rapid(快速的)+ -ity(状态、性质)=「快的状态」。-ity 后缀让它明显偏正式、书面——rapidity 多出现在书面语里(the rapidity of the collapse 崩溃之迅速),口语则只会说 how fast 或 speed。
词根 rapid 还连着 4 个词常用搭配
- 1.with rapidity迅速地
- 2.remarkable rapidity惊人的速度
- 3.alarming rapidity令人警觉的速度
- 4.the rapidity of change变化之迅速
例句
- 1.
Everyone was struck by the rapidity of the changes.
变化之迅速让所有人都感到震惊。
- 2.
The disease spread with alarming rapidity.
这种疾病以惊人的速度蔓延。
- 3.
He answered with a rapidity that suggested he had rehearsed.
他回答得飞快,仿佛早已演练过。